Western Electric 5 station intercom / comms selector station. Pushbutton maintains contact at one of 5 positions. Each button has a DPDT switch. 12 position terminal strip mounted internally. Some internal wiring between switches. Wire in / out ports at top & bottom of back side. Includes label card. 6-3/8"W x 4-3/4"D x 13/16"H. Made in 1953. New in 55 year-old boxes. Naturally, built like a tank.